2nd Grade Addition Worksheet — Level 3 — Practice Set 2 — Answers
Answer sheet with worked solutions for the 2nd Grade addition worksheet.
2nd Grade Addition Worksheet — Level 3 — Practice Set 2 — Answers
Set out each sum in columns. Show any regrouping.
1.
4862
+3753
Answer: 8615
- 2 + 3 = 5
- 6 + 5 = 11 → write 1, carry 1
- 8 + 7 + 1 = 16 → write 6, carry 1
- 4 + 3 + 1 = 8
2.
4564
+2729
Answer: 7293
- 4 + 9 = 13 → write 3, carry 1
- 6 + 2 + 1 = 9
- 5 + 7 = 12 → write 2, carry 1
- 4 + 2 + 1 = 7
3.
2041
+6111
Answer: 8152
- 1 + 1 = 2
- 4 + 1 = 5
- 0 + 1 = 1
- 2 + 6 = 8
4.
6103
+3103
Answer: 9206
- 3 + 3 = 6
- 0 + 0 = 0
- 1 + 1 = 2
- 6 + 3 = 9
5.
5620
+2315
Answer: 7935
- 0 + 5 = 5
- 2 + 1 = 3
- 6 + 3 = 9
- 5 + 2 = 7
6.
6696
+3303
Answer: 9999
- 6 + 3 = 9
- 9 + 0 = 9
- 6 + 3 = 9
- 6 + 3 = 9
7.
7873
+2126
Answer: 9999
- 3 + 6 = 9
- 7 + 2 = 9
- 8 + 1 = 9
- 7 + 2 = 9
8.
7289
+1866
Answer: 9155
- 9 + 6 = 15 → write 5, carry 1
- 8 + 6 + 1 = 15 → write 5, carry 1
- 2 + 8 + 1 = 11 → write 1, carry 1
- 7 + 1 + 1 = 9
9.
6538
+2429
Answer: 8967
- 8 + 9 = 17 → write 7, carry 1
- 3 + 2 + 1 = 6
- 5 + 4 = 9
- 6 + 2 = 8
10.
1183
+7219
Answer: 8402
- 3 + 9 = 12 → write 2, carry 1
- 8 + 1 + 1 = 10 → write 0, carry 1
- 1 + 2 + 1 = 4
- 1 + 7 = 8
11.
7217
+2782
Answer: 9999
- 7 + 2 = 9
- 1 + 8 = 9
- 2 + 7 = 9
- 7 + 2 = 9
12.
2474
+7508
Answer: 9982
- 4 + 8 = 12 → write 2, carry 1
- 7 + 0 + 1 = 8
- 4 + 5 = 9
- 2 + 7 = 9
13.
1832
+3892
Answer: 5724
- 2 + 2 = 4
- 3 + 9 = 12 → write 2, carry 1
- 8 + 8 + 1 = 17 → write 7, carry 1
- 1 + 3 + 1 = 5
14.
7496
+2503
Answer: 9999
- 6 + 3 = 9
- 9 + 0 = 9
- 4 + 5 = 9
- 7 + 2 = 9
15.
8826
+1103
Answer: 9929
- 6 + 3 = 9
- 2 + 0 = 2
- 8 + 1 = 9
- 8 + 1 = 9
16.
4100
+4572
Answer: 8672
- 0 + 2 = 2
- 0 + 7 = 7
- 1 + 5 = 6
- 4 + 4 = 8
Marking tips
- Give credit for correct method even when the final answer slips — the working shows where the thinking went right.
- For open-ended tasks, use the success criteria as a checklist rather than looking for one "right" answer.
- Celebrate what went well first, then pick one thing to work on next.
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